英语人教版八年级下册Unit7 第一课时.doc

Unit7 Whats the highest mountain in the world? ( 第1课时)学习目标1语言目标：掌握本单元重点词汇及能用比较级和最高级谈论之 最。2 技能目标：能听懂和谈论有关地理和自然的话题。3 情感目标：培养学生热爱大自然，保护环境的意识。重点、难点 1. 形容词和副词比较级和最高级的用法。2. 描述物体的长度、高度、深度以及宽度。教学工具: PPT课件教学步骤：Step 1 warm up Guessing game Guess Whois he/she？No.1 He has a long tail,and he has a magic stick.So who is he?No.2 She can do much homework,and she has a stepmother.So who is she?Help the students answer the questions and give them positive feedback.Step2 Lead inLearn new words :square,metermetre,deep ,desertAsk students :Do you like travlling ? Do you want to go to mountains? Now lets go to Qomolangma.Show pictures of the 4 places on the ppt,and ask students to read the background information.Pay attention to the numbers.1,025-The Caspian Sea (picture)6,671-The Nile (picture)8,844.43- Qomolangma (picture)9,600,000-The Sahara (picture)Teacher leads the Ss to say out the names of these four places.Teach them how to read big numbers.Step3 1aAsk how questions about the four places.Help them finish 1a.让学生自己观察1A 的句子，总结如何表达物体多长多深等结构。帮助学生总结，并完成studentssheet的相应练习。Pair work: (T gives Ss 3 minis to practice.)Ss practice the conversation with their partner in groupStep4 Listening PracticeT and Ss look at 1b.T asks Ss to look at every Qs by asking Ss to read.T asks Ss to guess the answers of 1b.T plays the tapes for Ss and checks the answers.Step5 ProductionT and Ss look at the 1c.Group work: Tgives Ss 3minis to practice the conversation in two Step6 summary Summarize the impotant points Step 7 Enviroment protectionShow pictures about pollution and play a video about enviroment protection.let students know the importance of protecting the nature and ask them what they can do to protect the nature.Step8 Homework Finish Students sheetBlackboard Design:Unit7 Whats the highest mou